def _hashDependencies(self, swirlFile):
"""after the swirlFile is created it add md5sum for each dependency """
for newDep in swirlFile.dependencies:
if len(newDep.pathList) > 0:
# let's check in the cache
if newDep.pathList[0] in self._pathCache :
newDep.pathList, newDep.hashList, newDep.packageList = self._pathCache[newDep.pathList[0]]
else:
#new file we have to do it
p = newDep.pathList[0]
#add all the simbolik links till we hit the real file
while os.path.islink(newDep.pathList[-1]) :
p = os.readlink(newDep.pathList[-1])
if not os.path.isabs(p):
p = os.path.join(
os.path.dirname(newDep.pathList[-1]), p)
newDep.packageList.append( None )
newDep.hashList.append( None )
newDep.pathList.append( p )
#md5
fileToHash = p
newDep.hashList.append(sergeant.getHash(fileToHash, newDep.pluginName))
#package Name
package = self._getPackage( fileToHash )
newDep.packageList.append( package )
#update the cache
self._pathCache[newDep.pathList[0]] = (newDep.pathList, newDep.hashList, newDep.packageList)
def __init__(self, name, fileList, processIDs, execCmd):
"""give a file list and a name construct a swirl into memory """
self._detectedPackageManager()
self.swirl = Swirl(name, datetime.now())
if execCmd:
self.swirl.cmdLine = execCmd
#
# dependencies discovered with dinamic methods
# dynamicDependencies = { 'binarypath' : [list of file it depends to],
# '/bin/bash' : ['/lib/x86_64-linux-gnu/libnss_files-2.15.so',
# '/lib/x86_64-linux-gnu/libnss_nis-2.15.so']}
if execCmd:
self._straceCmd(execCmd)
# let's see if we have proecss ID we might need to scan for dynamic dependecies
# with the help of the /proc FS
elif processIDs:
for proc in processIDs.split(','):
pid = proc.strip()
# add the binary
tcb = FingerPrint.syscalltracer.TracerControlBlock(pid)
tcb.updateSharedLibraries()
dynamicDependecies = FingerPrint.syscalltracer.TracerControlBlock.dependencies
# set up the fileList for the static dependency detection
if not fileList:
fileList = []
# it does not work on python 2.5 aka RHEL 5.X
# fileList = [f if f[0] == '/' else os.path.normpath(os.getcwd() + '/' + f) for f in fileList]
def norm_path(path):
if path[0] == '/':
return os.path.normpath(path)
else:
return os.path.normpath(os.getcwd() + '/' + path)
fileList = [norm_path(f) for f in fileList]
fileList = fileList + dynamicDependecies.keys()
# add all the fileList to the swirl and figure out all their static libraries
for binPath in fileList:
if os.path.isfile(binPath):
cmd = binPath
if binPath in FingerPrint.syscalltracer.TracerControlBlock.cmdline:
# the user cmdline could be a symlink so we want to keep track
cmd = FingerPrint.syscalltracer.TracerControlBlock.cmdline[
binPath][0]
cmd = utils.which(cmd)
if not cmd:
cmd = binPath
if cmd and cmd[0] != '/':
# hmm we have a relative path
pwd = FingerPrint.syscalltracer.TracerControlBlock.get_env_variable(
binPath, "PWD")
pwd = pwd + '/' + cmd
if os.path.isfile(pwd) and os.access(pwd, os.X_OK):
cmd = pwd
else:
# TODO this way to resolving relative path is not 100% correct
# it should be done in the syscalltracer
cmd = binPath
# load the env
tmpenv = []
if binPath in FingerPrint.syscalltracer.TracerControlBlock.env:
for var in FingerPrint.syscalltracer.TracerControlBlock.env[
binPath]:
if '=' in var and '=()' not in var:
tmpenv.append(var)
swirlFile = PluginManager.getSwirl(cmd, self.swirl, tmpenv)
self.swirl.execedFiles.append(swirlFile)
elif os.path.isdir(binPath):
pass
else:
raise IOError("The file %s cannot be opened." % binPath)
#
# we might need to add the dynamic dependencies to the swirl
# if they did not get detected already
for fileName in dynamicDependecies.keys():
swirlFile = PluginManager.getSwirl(fileName, self.swirl)
#let's add it to the execed file list
if swirlFile not in self.swirl.execedFiles:
# TODO remove me... this should never be called
self.swirl.execedFiles.append(swirlFile)
for dynamicDepFile in dynamicDependecies[fileName]:
newSwirlFileDependency = PluginManager.getSwirl(
dynamicDepFile, self.swirl, swirlFile.env)
#I need to verify it if is static dep or dynamic dep
#TODO need to optimize this
swirlDependencies = self.swirl.getListSwirlFilesDependentStatic(
swirlFile)
if newSwirlFileDependency.path not in [
x.path for x in swirlDependencies
]:
swirlFile.dynamicDependencies.append(
newSwirlFileDependency)
# let's see if it used some Data files
# files is a double dictionary see TraceContrlBlock for its structure
files = FingerPrint.syscalltracer.TracerControlBlock.files
# excludeFileName: file whcih should be ingored and not added to the swirl
excludeFileName = ['/etc/ld.so.cache']
for lib_swFile in files:
swirlFile = PluginManager.getSwirl(lib_swFile, self.swirl)
if swirlFile.isLoader():
continue
all_dependencies_files = []
#TODO take this for loop out of the for lib_swFile loop
for deps in self.swirl.getListSwirlFilesDependentStaticAndDynamic(
swirlFile):
all_dependencies_files += deps.getPaths()
for execFile in files[lib_swFile]:
for openedFile in files[lib_swFile][execFile]:
# we need to remove some useless files from the opened list
# if not depenedencies will be listed as opned files
if openedFile not in excludeFileName and not os.path.isdir(
openedFile):
swirlOpenedFile = PluginManager.getSwirl(
openedFile, self.swirl)
if swirlOpenedFile.path not in all_dependencies_files:
if execFile not in swirlFile.openedFiles:
swirlFile.openedFiles[execFile] = []
swirlFile.openedFiles[execFile].append(
swirlOpenedFile)
self.swirl.ldconf_paths = self._get_ldconf_paths()
# get hash and package name for each swirlFile
for swf in self.swirl.swirlFiles:
#let's skip relative path
if swf.path[0] != '$' and os.path.exists(swf.path):
swf.md5sum = sergeant.getHash(swf.path, swf.type)
#TODO make this code nicer
if sergeant.is_special_folder(swf.path):
swf.package = None
else:
swf.package = self._getPackage(swf.path)
def __init__(self, name, fileList, processIDs, execCmd):
"""give a file list and a name construct a swirl into memory """
self._detectedPackageManager()
self.swirl = Swirl(name, datetime.now())
if execCmd :
self.swirl.cmdLine = execCmd
#
# dependencies discovered with dinamic methods
# dynamicDependencies = { 'binarypath' : [list of file it depends to],
# '/bin/bash' : ['/lib/x86_64-linux-gnu/libnss_files-2.15.so',
# '/lib/x86_64-linux-gnu/libnss_nis-2.15.so']}
if execCmd :
self._straceCmd(execCmd)
# let's see if we have proecss ID we might need to scan for dynamic dependecies
# with the help of the /proc FS
elif processIDs :
for proc in processIDs.split(','):
pid = proc.strip()
# add the binary
tcb = FingerPrint.syscalltracer.TracerControlBlock(pid)
tcb.updateSharedLibraries()
dynamicDependecies = FingerPrint.syscalltracer.TracerControlBlock.dependencies
# set up the fileList for the static dependency detection
if not fileList :
fileList = []
# it does not work on python 2.5 aka RHEL 5.X
# fileList = [f if f[0] == '/' else os.path.normpath(os.getcwd() + '/' + f) for f in fileList]
def norm_path(path):
if path[0] == '/':
return os.path.normpath(path)
else:
return os.path.normpath(os.getcwd() + '/' + path)
fileList = [ norm_path(f) for f in fileList ]
fileList = fileList + dynamicDependecies.keys()
# add all the fileList to the swirl and figure out all their static libraries
for binPath in fileList:
if os.path.isfile(binPath):
cmd = binPath
if binPath in FingerPrint.syscalltracer.TracerControlBlock.cmdline:
# the user cmdline could be a symlink so we want to keep track
cmd = FingerPrint.syscalltracer.TracerControlBlock.cmdline[binPath][0]
cmd = utils.which(cmd)
if not cmd :
cmd = binPath
if cmd and cmd[0] != '/':
# hmm we have a relative path
pwd = FingerPrint.syscalltracer.TracerControlBlock.get_env_variable(binPath, "PWD")
pwd = pwd + '/' + cmd
if os.path.isfile(pwd) and os.access(pwd, os.X_OK):
cmd = pwd
else:
# TODO this way to resolving relative path is not 100% correct
# it should be done in the syscalltracer
cmd = binPath
# load the env
tmpenv = []
if binPath in FingerPrint.syscalltracer.TracerControlBlock.env:
for var in FingerPrint.syscalltracer.TracerControlBlock.env[binPath]:
if '=' in var and '=()' not in var:
tmpenv.append(var)
swirlFile = PluginManager.getSwirl(cmd, self.swirl, tmpenv)
self.swirl.execedFiles.append(swirlFile)
elif os.path.isdir(binPath):
pass
else:
raise IOError("The file %s cannot be opened." % binPath)
#
# we might need to add the dynamic dependencies to the swirl
# if they did not get detected already
for fileName in dynamicDependecies.keys():
swirlFile = PluginManager.getSwirl(fileName, self.swirl)
#let's add it to the execed file list
if swirlFile not in self.swirl.execedFiles:
# TODO remove me... this should never be called
self.swirl.execedFiles.append(swirlFile)
for dynamicDepFile in dynamicDependecies[fileName]:
newSwirlFileDependency = PluginManager.getSwirl(dynamicDepFile, self.swirl,
swirlFile.env)
#I need to verify it if is static dep or dynamic dep
#TODO need to optimize this
swirlDependencies = self.swirl.getListSwirlFilesDependentStatic( swirlFile )
if newSwirlFileDependency.path not in [x.path for x in swirlDependencies]:
swirlFile.dynamicDependencies.append(newSwirlFileDependency)
# let's see if it used some Data files
# files is a double dictionary see TraceContrlBlock for its structure
files = FingerPrint.syscalltracer.TracerControlBlock.files
# excludeFileName: file whcih should be ingored and not added to the swirl
excludeFileName = ['/etc/ld.so.cache']
for lib_swFile in files:
swirlFile = PluginManager.getSwirl(lib_swFile, self.swirl)
if swirlFile.isLoader() :
continue
all_dependencies_files=[]
#TODO take this for loop out of the for lib_swFile loop
for deps in self.swirl.getListSwirlFilesDependentStaticAndDynamic(swirlFile):
all_dependencies_files += deps.getPaths()
for execFile in files[lib_swFile]:
for openedFile in files[lib_swFile][execFile]:
# we need to remove some useless files from the opened list
# if not depenedencies will be listed as opned files
if openedFile not in excludeFileName and not os.path.isdir(openedFile):
swirlOpenedFile = PluginManager.getSwirl(openedFile, self.swirl)
if swirlOpenedFile.path not in all_dependencies_files:
if execFile not in swirlFile.openedFiles:
swirlFile.openedFiles[execFile] = []
swirlFile.openedFiles[execFile].append(swirlOpenedFile)
self.swirl.ldconf_paths = self._get_ldconf_paths()
# get hash and package name for each swirlFile
for swf in self.swirl.swirlFiles:
#let's skip relative path
if swf.path[0] != '$' and os.path.exists(swf.path):
swf.md5sum = sergeant.getHash(swf.path, swf.type)
#TODO make this code nicer
if sergeant.is_special_folder( swf.path ) :
swf.package = None
else:
swf.package = self._getPackage(swf.path)
